export function getStatusBarHeight() {
	let statusBarHeight = 0
	// 计算状态栏高度
	try {
		var system = uni.getSystemInfoSync();
		if (system.model) {
			statusBarHeight = system.statusBarHeight;
		}
		// #ifdef APP-PLUS
		if (plus.navigator.isFullscreen()) {
			statusBarHeight = 0;
		}
		// #endif	
		return statusBarHeight
	} catch (e) {
		return null;
	}
}